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A236368
a(n) = 4^(n!) - 3^(n!).
1
1, 1, 7, 3367, 281192547174175, 1766847064778382532572997586311708102647654387270579226645978663441513375
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OFFSET
0,3
COMMENTS
a(6) has 434 digits.
LINKS
Table of n, a(n) for n=0..5.
FORMULA
a(n) = 4^(n!) - 3^(n!) =
A101407
(n) -
A100731
(n).
EXAMPLE
a(3) = 4^(3!) - 3^(3!) = 4^6 - 3^6 = 3367.
MATHEMATICA
4^#-3^#&/@(Range[0, 5]!) (*
Harvey P. Dale
, Nov 26 2016 *)
PROG
(PARI) a(n) = 4^(n!) - 3^(n!); \\
Michel Marcus
, Jan 23 2014
CROSSREFS
Cf.
A175985
,
A203925
.
Cf.
A100731
,
A101407
.
Sequence in context:
A070227
A218141
A172956
*
A350018
A055307
A052496
Adjacent sequences:
A236365
A236366
A236367
*
A236369
A236370
A236371
KEYWORD
nonn
AUTHOR
Assoul Abdelkarim
, Jan 23 2014
STATUS
approved
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Last modified July 15 02:36 EDT 2024. Contains 374323 sequences. (Running on oeis4.)